function changeChineseNumber(num)  
	{  
    if (isNaN(num) || num > Math.pow(10, 12)) return ""  
    var cn = "零壹贰叁肆伍陆柒捌玖"  
    var unit = new Array("拾百千", "分角")  
    var unit1= new Array("万亿", "")  
    var numArray = num.toString().split(".")  
    var start = new Array(numArray[0].length-1, 2)  
    function toChinese(num, index)  
    {  
        var num = num.replace(/\d/g, function ($1)  
        {  
            return cn.charAt($1)+unit[index].charAt(start--%4 ? start%4 : -1)  
        })  
        return num  
    }  
    for (var i=0; i